Dolphins swim near a boat carrying the Florida governor on a tour of oil skimming efforts in Pensacola Bay in Pensacola, Fla., Saturday, June 26, 2010. Small amounts of oil from the Deepwater Horizon disaster have started coming ashore on the Florida and Alabama coast.

A tern stands in oil-covered vegetation at an unnamed island in Barataria Bay, off the coast of Louisiana, Monday, June, 7, 2010. Oil from the Deepwater Horizon spill continues to creep onto the coast of gulf states.

An oil-stained Brown Pelican chick stands among oily sticks and an oil jug on Cat Island, La. Sunday, June 6, 2010. Oil from the Deepwater Horizon spill continued to move inland along several gulf states.

Plaquemines Parish coastal zone director P.J. Hahn lifts an oil-covered pelican which was stuck in oil at Queen Bess Island in Barataria Bay, just off the Gulf of Mexico in Plaquemines Parish, La., Saturday, June 5, 2010.

Workers clean a Brown Pelican covered in oil at a rescue center at a facility set up by the International Bird Rescue Research Center in Buras, La., Saturday, June 5, 2010. The birds are covered in oil from from the Deepwater Horizon accident. They were cleaned and then released.

A Brown Pelican is mired in heavy oil on the beach at East Grand Terre Island along the Louisiana coast on Thursday, June 3, 2010. Oil from the Deepwater Horizon has affected wildlife throughout the Gulf of Mexico.

A bird covered in oil flails in the surf at East Grand Terre Island along the Louisiana coast Thursday, June 3, 2010. Oil from the Deepwater Horizon has affected wildlife throughout the Gulf of Mexico.

A Brown Pelican covered in oil sits on the beach at East Grand Terre Island along the Louisiana coast on Thursday, June 3, 2010. Oil from the Deepwater Horizon has affected wildlife throughout the Gulf of Mexico.

A previously oiled and cleaned Cattle Egret checks out its new environment after being released by members of the U.S. Fish and Wildlife Service and the Louisiana Department of Wildlife and Fisheries Thursday, June 3, 2010, on the south side of the Sherburne Wildlife Management Area in the Atchafalaya Basin near Lafayette, La. The egret, along with a Least Bittern, was cleaned of moderate oiling about ten days ago at the Fort Jackson Wildlife Rehabilitation Center in Buras, La.

Credit: AP Photo/The Lafayette Daily Advertiser, Leslie Westbrook

A Brown Pelican, in the background, and another bird are mired in oil on the beach at East Grand Terre Island along the Louisiana coast on Thursday, June 3, 2010. Oil from the Deepwater Horizon has affected wildlife throughout the Gulf of Mexico.

A Brown Pelican covered in oil sits on the beach at East Grand Terre Island along the Louisiana coast on Thursday, June 3, 2010. Oil from the Deepwater Horizon has affected wildlife throughout the Gulf of Mexico.

A young heron sits dying on an island impacted by oil from the Deepwater Horizon spill in Barataria Bay, just inside the the coast of Louisiana, Sunday, May 23, 2010. The bay is home to hundreds of herons, Brown Pelicans, terns, gulls and Roseate Spoonbills.

In this Tuesday, May 18, 2010, photo provided by the Audubon Aquarium, the first sea turtle rescued from the Gulf of Mexico oil spill - a baby Kemp's Ridley - lies all soaped up in its wading pool bathtub shortly after its arrival at the aquarium's Aquatics Center on New Orleans' west bank. The turtle was found about 35 miles from Venice, La., and was brought by boat and vehicle to New Orleans.

A Tri-colored Heron fishes in clean waters near Venice, La., Thursday, May 20, 2010. Coastal birds like the heron are at risk as oil from the April 20th Deepwater Horizon rig explosion in the Gulf of Mexico has started drifting ashore along the Louisiana coast.

Pelicans fly past a nest of eggs on an island off the coast of Louisiana, Saturday, May 22, 2010. The island, which is home to hundreds of Brown Pelican nests as well as terns, gulls and Roseated Spoonbills has been impacted by oil from the Deepwater Horizon spill.

Pelicans stand in oily water and grass on an island in Barataria Bay just inside the the coast of Louisiana, that is home to hundreds of Brown Pelican nests as well at terns, gulls and roseated spoonbills, which is impacted by oil from the Deepwater Horizon spill, May 22, 2010.

Oil-covered pelican sit on an island in Barataria Bay on the coast of Louisiana, Sunday, May 23, 2010. The island is home to hundreds of Brown Pelican nests as well at terns, gulls and Roseate Spoonbills and is being impacted by oil from the Deepwater Horizon spill.

A Laughing Gull hops on an another Laughing Gull in distress at the Breton National Wildlife Refuge on North Breton Island, La., Thursday, May 20, 2010. The distressed bird, which could not fly, was collected by the U.S. Fish and Wildlife Service for possible rehabilitation and analysis to determine if its injury was due to the Deepwater Horizon oil spill.

In this May, 23, 2010, photo provided by the Plaquemines Parish, La. government, a dead, oil-covered dolphin lies on the ground in Venice, La. The dolphin was spotted on May 22 during a fly-over of the southwest area of the Mississippi River by U.S. Fish and Wildlife officials.

A dragonfly tries to clean itself as it is stuck to marsh grass covered in oil from the Deepwater Horizon oil spill, in Garden Island Bay on the Gulf Coast of Louisiana near Venice, Tuesday, May 18, 2010.